Core exercise platform with base



FIG. 1 is a top front perspective view of a core exercise platform with base of the claimed design;

FIG. 2 is a right view of the core exercise platform with base;

FIG. 3 is a left view of the core exercise platform with base;

FIG. 4 is a front view of the core exercise platform with base;

FIG. 5 is a rear view of the core exercise platform with base;

FIG. 6 is a top view of the core exercise platform with base; and,

FIG. 7 is a bottom view of the core exercise platform with base. 

CLAIM I claim the ornamental design for a core exercise platform with base, as shown and described. 